Winbond Electronics Corporation ISD1212
The CMOS devices include an on-chip oscillator, microphone preamplifier, automatic gain control, antialiasing filter, smoothing filter, and speaker amplifier. This unique, single-chip solution is made possible through Winbond’s patented Multi-Level Storage (MLS) technology.GENERAL DESCRIPTION
Winbond’s ChipCorder® ISD1200 series provide high-quality, single-chip, Record/Playback solutions to 10- and 12-second messaging applications. A minimum Record/Playback subsystem can be configured with a microphone, a speaker, several passive components, two push buttons, and a power source. Recordings are stored into onchip nonvolatile memory cells, providing zero-power message storage. Voice and audio signals are stored directly into memory in their natural form, providing high-quality, solidstate voice reproduction. 2.FEATURES
● Single +5 volt power supply● Single-chip with 10 and 12 seconds duration
● Easy-to-use single-chip, voice record/playback solution
● Push-button interface o Playback can be edge- or level activated
● Fully addressable to handle multiple messages
● Automatic power-down mode o Enters standby automatically following a record or playback cycle o Standby current 0.5 µA (typical)
● Zero-power message storage o Eliminates battery backup circui...